Click on the third or sixth rank to set the en passant target square.

EGTB: draw

# move score
1 Rb8 draw
2 Re1 draw
3 Re2 draw
4 Re5 draw
5 Rg8 draw
6 Rh8 draw
7 Ra8 loss in 18 half-moves
8 Rf8 loss in 6 half-moves
9 Ka6 loss in 2 half-moves
10 Ka8 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Kb7 loss in 2 half-moves
13 Kb8 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Re3 loss in 1 half-moves